package cn.gdpe.photo;
import java.awt.AlphaComposite;
import java.awt.Color; import java.awt.Font; import java.awt.Graphics; import java.awt.Graphics2D; import java.awt.Image; import java.awt.RenderingHints; import java.awt.image.BufferedImage; import java.io.File; import java.io.FileOutputStream; import java.io.OutputStream; import javax.imageio.ImageIO; import javax.swing.ImageIcon; import com.sun.image.codec.jpeg.*; /** * 图片加水印，设置透明度 * LY * 创建日期：2016年09月14日 22:45:17 */ public class ImageMarkLogoByIcon { /** * args */ public static void main(String[] args) { // String srcImgPath = "c:/1111.png"; // String iconPath = "c:/0439.jpg"; // String targerPath = "c:/c.png" ; // // 给图片添加水印 // ImageMarkLogoByIcon.markImageByIcon(iconPath, srcImgPath, targerPath , -45); pressText("liyong","F:/27.jpg","宋体",Font.ITALIC,0,100,500,500); } /** * 给图片添加水印 * iconPath 水印图片路径 * srcImgPath 源图片路径 * targerPath 目标图片路径 */ public static void markImageByIcon(String iconPath, String srcImgPath, String targerPath) { markImageByIcon(iconPath, srcImgPath, targerPath, null) ; } /** * 给图片添加水印、可设置水印图片旋转角度 * @param iconPath 水印图片路径 * @param srcImgPath 源图片路径 * @param targerPath 目标图片路径 * @param degree 水印图片旋转角度 */ public static void markImageByIcon(String iconPath, String srcImgPath, String targerPath, Integer degree) { OutputStream os = null; try { Image srcImg = ImageIO.read(new File(srcImgPath)); BufferedImage buffImg = new BufferedImage(srcImg.getWidth(null), srcImg.getHeight(null), BufferedImage.TYPE_INT_RGB); // 得到画笔对象 // Graphics g= buffImg.getGraphics(); Graphics2D g = buffImg.createGraphics(); // 设置对线段的锯齿状边缘处理 g.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR); g.drawImage(srcImg.getScaledInstance(srcImg.getWidth(null), srcImg .getHeight(null), Image.SCALE_SMOOTH), 0, 0, null); if (null != degree) { // 设置水印旋转 g.rotate(Math.toRadians(degree), (double) buffImg.getWidth() / 2, (double) buffImg .getHeight() / 2); } // 水印图象的路径 水印一般为gif或者png的，这样可设置透明度 ImageIcon imgIcon = new ImageIcon(iconPath); // 得到Image对象。 Image img = imgIcon.getImage(); float alpha = 0.2f; // 透明度 g.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_ATOP, alpha)); // 表示水印图片的位置 g.drawImage(img, 150, 300, null); g.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER)); g.dispose(); os = new FileOutputStream(targerPath); // 生成图片 ImageIO.write(buffImg, "JPG", os); } catch (Exception e) { e.printStackTrace(); } finally { try { if (null != os) os.close(); } catch (Exception e) { e.printStackTrace(); } } } /** */ /** * 给图片添加水印 * * @param filePath * 需要添加水印的图片的路径 * @param markContent * 水印的文字 * @param markContentColor * 水印文字的颜色 * @param qualNum * 图片质量 * @return */ public static boolean createMark(String filePath, String markContent, Color markContentColor, float qualNum) { ImageIcon imgIcon = new ImageIcon(filePath); Image theImg = imgIcon.getImage(); int width = theImg.getWidth( null ); int height = theImg.getHeight( null ); BufferedImage bimage = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB); Graphics2D g = bimage.createGraphics(); g.setColor(markContentColor); g.setBackground(Color.white); g.drawImage(theImg, 0 , 0 , null ); g.drawString(markContent, width / 5 , height / 5 ); // 添加水印的文字和设置水印文字出现的内容 g.dispose(); try { FileOutputStream out = new FileOutputStream(filePath); JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out); JPEGEncodeParam param = encoder.getDefaultJPEGEncodeParam(bimage); param.setQuality(qualNum, true ); encoder.encode(bimage, param); out.close(); } catch (Exception e) { return false ; } return true ; } /** */ /** * 把图片印刷到图片上 * * @param pressImg -- * 水印文件 * @param targetImg -- * 目标文件 * @param x * --x坐标 * @param y * --y坐标 */ public static void pressImage(String pressImg, String targetImg, int x, int y) { try { //目标文件 File _file = new File(targetImg); Image src = ImageIO.read(_file); int wideth = src.getWidth( null ); int height = src.getHeight( null ); BufferedImage image = new BufferedImage(wideth, height, BufferedImage.TYPE_INT_RGB); Graphics g = image.createGraphics(); g.drawImage(src, 0 , 0 , wideth, height, null ); //水印文件 File _filebiao = new File(pressImg); Image src_biao = ImageIO.read(_filebiao); int wideth_biao = src_biao.getWidth( null ); int height_biao = src_biao.getHeight( null ); g.drawImage(src_biao, (wideth - wideth_biao) / 2 , (height - height_biao) / 2 , wideth_biao, height_biao, null ); //水印文件结束 g.dispose(); FileOutputStream out = new FileOutputStream(targetImg); JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out); encoder.encode(image); out.close(); } catch (Exception e) { e.printStackTrace(); } } /** */ /** * 打印文字水印图片 * * @param pressText * --文字 * @param targetImg -- * 目标图片 * @param fontName -- * 字体名 * @param fontStyle -- * 字体样式 * @param color -- * 字体颜色 * @param fontSize -- * 字体大小 * @param x -- * 偏移量 * @param y */ public static void pressText(String pressText, String targetImg, String fontName, int fontStyle, int color, int fontSize, int x, int y) { try { File _file = new File(targetImg); Image src = ImageIO.read(_file); int wideth = src.getWidth( null ); int height = src.getHeight( null ); BufferedImage image = new BufferedImage(wideth, height, BufferedImage.TYPE_INT_RGB); Graphics g = image.createGraphics(); g.drawImage(src, 0 , 0 , wideth, height, null ); // String s="www.qhd.com.cn"; g.setColor(Color.BLACK); g.setFont(new Font(fontName, fontStyle, fontSize)); g.drawString(pressText, wideth - fontSize - x, height - fontSize / 2 - y); g.dispose(); FileOutputStream out = new FileOutputStream(targetImg); JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out); encoder.encode(image); out.close(); } catch (Exception e) { System.out.println(e); } } }